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Cheap Flights from Boston to San Francisco

  • Boston San Francisco

    Mon, 2 Mar - Mon, 9 Mar

    From £26.56
  • Boston San Francisco

    Mon, 2 Mar - Mon, 9 Mar

    From £28.01
  • Boston San Francisco

    Mon, 2 Mar - Mon, 9 Mar

    From £31.49
  • Boston San Francisco

    Sat, 7 Mar - Sat, 14 Mar

    From £35.18
  • Boston San Francisco

    Sat, 7 Mar - Sat, 14 Mar

    From £45.49
  • Boston San Francisco

    Wed, 1 Apr - Sat, 4 Apr

    From £218.39

Prices shown are for 1 adult ticket including taxes & fees.(As ticket fares can change frequently, these advertised prices are for reference only. The actual prices will be shown at time of booking.)

Boston to San Francisco Flight Information

Below are some common questions asked about this flight route:

Best time to book Boston to San Francisco flights

Generally the best time to book Boston to San Francisco flights is two months in advance. And the cheapest days to fly are Tuesdays, Wednesdays, and Saturdays. Sunday is the most expensive.

How many direct flights from Boston to San Francisco?

There are 102 direct flights from Boston to San Francisco.

What is the most popular airline for non-stop flights from Boston to San Francisco?

United Airlines provides 52.999996 of the non-stop flights between Boston and San Francisco.

Airlines flying this route:
Airports in Boston:
Airports in San Francisco:
Average duration of direct flights: 6h46m

Boston to San Francisco Flight Schedule

Flight info. Departure
Arrival
Weekly Schedule
18:30 BOS 21:55 SFO
SMTWTFS Search
09:30 BOS 13:01 SFO
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18:26 BOS 18:26 SFO
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18:05 BOS 22:04 SFO
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08:45 BOS 12:38 SFO
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21:30 BOS 01:27 SFO
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06:20 BOS 10:21 SFO
SMTWT-S Search
17:10 BOS 21:18 SFO
SMTWTFS Search
17:00 BOS 20:58 SFO
SMTWT-S Search
18:05 BOS 21:51 SFO
SMTWTFS Search
08:05 BOS 11:39 SFO
SMTWTFS Search
CA7223
06:00 BOS 09:35 SFO
SMTWTFS Search
20:20 BOS 23:50 SFO
SMTWTF- Search
11:15 BOS 14:44 SFO
SMTWTFS Search
17:25 BOS 21:10 SFO
SMTWTFS Search
KE6734
07:35 BOS 11:20 SFO
-----F- Search
08:20 BOS 12:05 SFO
SM--TF- Search
15:55 BOS 19:20 SFO
SMTWTFS Search
10:55 BOS 14:49 SFO
SMTWTFS Search
17:00 BOS 20:43 SFO
------- Search

Flights to San Francisco International Airport (SFO) from Boston

10 Feb, 07:40 - 13 Feb, 12:50
DL | Delta Air Lines
7h 7m
BOS - SFO
Nonstop
£136
Round-trip from
Search
10 Feb, 08:00 - 13 Feb, 12:50
AS | Alaska Airlines
7h 5m
BOS - SFO
Nonstop
£140
Round-trip from
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10 Feb, 06:00 - 13 Feb, 12:50
UA | United Airlines
6h 50m
BOS - SFO
Nonstop
£143
Round-trip from
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29 Jan, 18:40 - 30 Jan, 12:50
B6 | Jetblue Airways
7h 5m
BOS - SFO
Nonstop
£153
Round-trip from
Search
29 Jan, 07:40 - 30 Jan, 12:50
DL | Delta Air Lines
7h 7m
BOS - SFO
Nonstop
£139
Round-trip from
Search

Prices shown are for 1 adult ticket including taxes & fees.(As ticket fares can change frequently, these advertised prices are for reference only. The actual prices will be shown at time of booking.)

Roundtrip vs One-Way Flights from Boston to San Francisco

There is usually no major price difference between buying a roundtrip flight versus a one-way flight. Increased flexibility is the main benefit when it comes to buying a one-way flight from Boston to San Francisco. However, booking a roundtrip flight is a simpler process. You can compare roundtrip and one-way flights by using our flight comparison tool.

Travel from Boston to San Francisco

San Francisco attracts thousands of visitors every year for both business and pleasure. Planning a trip from Boston to San Francisco is easy when you use Trip.com to help you make travel arrangements. With Trip.com, you can search for available flights and hotel rooms, and then make your booking quickly and easily online.

A Trip to Remember

Make your journey from Boston to San Francisco a trip to remember when you use Trip.com to review city attractions before you arrive. With a preview of what's available at your destination, you can make any necessary reservations in advance for the best travel experience possible.

Trip.com is part of Trip.com Group Limited, one of the world's leading providers of travel services.
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